package com.dongdongshop.controller;

import com.aliyun.oss.ClientException;
import com.aliyun.oss.OSS;
import com.aliyun.oss.OSSClientBuilder;
import com.aliyun.oss.OSSException;
import com.aliyun.oss.model.PutObjectRequest;
import com.dongdongshop.data.Result;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;

import java.io.IOException;

@RestController
@RequestMapping("file")
public class FileController {

    @PostMapping("upload")
    public Result upload(@RequestParam("image") MultipartFile image){

        // Endpoint以华东1（杭州）为例，其它Region请按实际情况填写。
        String http = "https://";
        String endpoint = "oss-cn-beijing.aliyuncs.com";
        // 阿里云账号AccessKey拥有所有API的访问权限，风险很高。强烈建议您创建并使用RAM用户进行API访问或日常运维，请登录RAM控制台创建RAM用户。
        String accessKeyId = "LTAI5t8RNZDxF6vZLT8FZrrR";
        String accessKeySecret = "eeTkKwXtMKXvQggThhNIJApu8rY43J";
        // 填写Bucket名称，例如examplebucket。
        String bucketName = "dk2206-wk";
        // 填写Object完整路径，完整路径中不能包含Bucket名称，例如exampledir/exampleobject.txt。
        String objectName = "image/"+image.getOriginalFilename();


        // 创建OSSClient实例。
        OSS ossClient = new OSSClientBuilder().build(http + endpoint, accessKeyId, accessKeySecret);

        try {
            // 填写字符串。
//            String content = "Hello OSS";

            // 创建PutObjectRequest对象。
            PutObjectRequest putObjectRequest = new PutObjectRequest(bucketName, objectName, image.getInputStream());

            // 如果需要上传时设置存储类型和访问权限，请参考以下示例代码。
            // ObjectMetadata metadata = new ObjectMetadata();
            // metadata.setHeader(OSSHeaders.OSS_STORAGE_CLASS, StorageClass.Standard.toString());
            // metadata.setObjectAcl(CannedAccessControlList.Private);
            // putObjectRequest.setMetadata(metadata);

            // 上传字符串。
            ossClient.putObject(putObjectRequest);
        } catch (OSSException oe) {
//            System.out.println("Caught an OSSException, which means your request made it to OSS, "
//                    + "but was rejected with an error response for some reason.");
//            System.out.println("Error Message:" + oe.getErrorMessage());
//            System.out.println("Error Code:" + oe.getErrorCode());
//            System.out.println("Request ID:" + oe.getRequestId());
//            System.out.println("Host ID:" + oe.getHostId());
            return Result.ER();
        } catch (ClientException ce) {
//            System.out.println("Caught an ClientException, which means the client encountered "
//                    + "a serious internal problem while trying to communicate with OSS, "
//                    + "such as not being able to access the network.");
//            System.out.println("Error Message:" + ce.getMessage());
            return Result.ER();
        } catch (IOException e) {
            e.printStackTrace();
            return Result.ER();
        } finally {
            if (ossClient != null) {
                ossClient.shutdown();
            }
        }
//        String url = http + bucketName + "." + endpoint + "/" + objectName;
        StringBuffer buffer = new StringBuffer();
        buffer.append(http).append(bucketName).append(".").append(endpoint).append("/").append(objectName);
        return Result.OK().setData(buffer.toString());
    }
}
